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<pre><span class="sourceLineNo">001</span><a id="line.1">/*</a>
<span class="sourceLineNo">002</span><a id="line.2"> * Licensed to the Apache Software Foundation (ASF) under one or more</a>
<span class="sourceLineNo">003</span><a id="line.3"> * contributor license agreements.  See the NOTICE file distributed with</a>
<span class="sourceLineNo">004</span><a id="line.4"> * this work for additional information regarding copyright ownership.</a>
<span class="sourceLineNo">005</span><a id="line.5"> * The ASF licenses this file to You under the Apache License, Version 2.0</a>
<span class="sourceLineNo">006</span><a id="line.6"> * (the "License"); you may not use this file except in compliance with</a>
<span class="sourceLineNo">007</span><a id="line.7"> * the License.  You may obtain a copy of the License at</a>
<span class="sourceLineNo">008</span><a id="line.8"> *</a>
<span class="sourceLineNo">009</span><a id="line.9"> *      http://www.apache.org/licenses/LICENSE-2.0</a>
<span class="sourceLineNo">010</span><a id="line.10"> *</a>
<span class="sourceLineNo">011</span><a id="line.11"> * Unless required by applicable law or agreed to in writing, software</a>
<span class="sourceLineNo">012</span><a id="line.12"> * distributed under the License is distributed on an "AS IS" BASIS,</a>
<span class="sourceLineNo">013</span><a id="line.13"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</a>
<span class="sourceLineNo">014</span><a id="line.14"> * See the License for the specific language governing permissions and</a>
<span class="sourceLineNo">015</span><a id="line.15"> * limitations under the License.</a>
<span class="sourceLineNo">016</span><a id="line.16"> */</a>
<span class="sourceLineNo">017</span><a id="line.17">package org.apache.commons.dbutils.handlers;</a>
<span class="sourceLineNo">018</span><a id="line.18"></a>
<span class="sourceLineNo">019</span><a id="line.19">import java.sql.ResultSet;</a>
<span class="sourceLineNo">020</span><a id="line.20">import java.sql.SQLException;</a>
<span class="sourceLineNo">021</span><a id="line.21">import java.util.ArrayList;</a>
<span class="sourceLineNo">022</span><a id="line.22">import java.util.List;</a>
<span class="sourceLineNo">023</span><a id="line.23"></a>
<span class="sourceLineNo">024</span><a id="line.24">import org.apache.commons.dbutils.ResultSetHandler;</a>
<span class="sourceLineNo">025</span><a id="line.25"></a>
<span class="sourceLineNo">026</span><a id="line.26">/**</a>
<span class="sourceLineNo">027</span><a id="line.27"> * Abstract class that simplify development of {@code ResultSetHandler}</a>
<span class="sourceLineNo">028</span><a id="line.28"> * classes that convert {@code ResultSet} into {@code List}.</a>
<span class="sourceLineNo">029</span><a id="line.29"> *</a>
<span class="sourceLineNo">030</span><a id="line.30"> * @param &lt;T&gt; the target List generic type</a>
<span class="sourceLineNo">031</span><a id="line.31"> * @see org.apache.commons.dbutils.ResultSetHandler</a>
<span class="sourceLineNo">032</span><a id="line.32"> */</a>
<span class="sourceLineNo">033</span><a id="line.33">public abstract class AbstractListHandler&lt;T&gt; implements ResultSetHandler&lt;List&lt;T&gt;&gt; {</a>
<span class="sourceLineNo">034</span><a id="line.34">    /**</a>
<span class="sourceLineNo">035</span><a id="line.35">     * Whole {@code ResultSet} handler. It produce {@code List} as</a>
<span class="sourceLineNo">036</span><a id="line.36">     * result. To convert individual rows into Java objects it uses</a>
<span class="sourceLineNo">037</span><a id="line.37">     * {@code handleRow(ResultSet)} method.</a>
<span class="sourceLineNo">038</span><a id="line.38">     *</a>
<span class="sourceLineNo">039</span><a id="line.39">     * @see #handleRow(ResultSet)</a>
<span class="sourceLineNo">040</span><a id="line.40">     * @param rs {@code ResultSet} to process.</a>
<span class="sourceLineNo">041</span><a id="line.41">     * @return a list of all rows in the result set</a>
<span class="sourceLineNo">042</span><a id="line.42">     * @throws SQLException error occurs</a>
<span class="sourceLineNo">043</span><a id="line.43">     */</a>
<span class="sourceLineNo">044</span><a id="line.44">    @Override</a>
<span class="sourceLineNo">045</span><a id="line.45">    public List&lt;T&gt; handle(final ResultSet rs) throws SQLException {</a>
<span class="sourceLineNo">046</span><a id="line.46">        final List&lt;T&gt; rows = new ArrayList&lt;&gt;();</a>
<span class="sourceLineNo">047</span><a id="line.47">        while (rs.next()) {</a>
<span class="sourceLineNo">048</span><a id="line.48">            rows.add(this.handleRow(rs));</a>
<span class="sourceLineNo">049</span><a id="line.49">        }</a>
<span class="sourceLineNo">050</span><a id="line.50">        return rows;</a>
<span class="sourceLineNo">051</span><a id="line.51">    }</a>
<span class="sourceLineNo">052</span><a id="line.52"></a>
<span class="sourceLineNo">053</span><a id="line.53">    /**</a>
<span class="sourceLineNo">054</span><a id="line.54">     * Row handler. Method converts current row into some Java object.</a>
<span class="sourceLineNo">055</span><a id="line.55">     *</a>
<span class="sourceLineNo">056</span><a id="line.56">     * @param rs {@code ResultSet} to process.</a>
<span class="sourceLineNo">057</span><a id="line.57">     * @return row processing result</a>
<span class="sourceLineNo">058</span><a id="line.58">     * @throws SQLException error occurs</a>
<span class="sourceLineNo">059</span><a id="line.59">     */</a>
<span class="sourceLineNo">060</span><a id="line.60">    protected abstract T handleRow(ResultSet rs) throws SQLException;</a>
<span class="sourceLineNo">061</span><a id="line.61">}</a>




























































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